MESON Chess Problem Database
Problem Display
PID: 55966 (4r3/pNB5/rb5P/1p3PQ1/2P1k1PK/7n/1pN1Pp2/qB6 w - - 0 1)
Stoyanov, Kiril N
Probleemblad, 2004
#2
11 + 10
SOLUTION
- SOUND
- Sets
- 1...Re5
- 2.Sd6#
- 1...Re7
- 2.Qxe7#
- 1...Ra8
- 2.Qe7#
- 1...Rb8
- 2.Qe7#
- 1...Rc8
- 2.Qe7#
- 1...Rd8
- 2.Qe7#
- 1...Rf8
- 2.Qe7#
- 1...Rg8
- 2.Qe7#
- 1...Rh8
- 2.Qe7#
- 1...Be3
- 2.Qxe3#
- 1...Bd4
- 2.Sxa1#
- 1...Ba5
- 2.Sc5#
- 2.Qe3#
- 1...Bc5
- 2.Sxc5#
- 1...Bxc7
- 2.Qe3#
- 1...Sg1
- 2.Qf4#
- 1...Sf4
- 2.Qxf4#
- 1...Re5
- Tries
- 1.Sa3+?
- 1...Kd4
- 2.Qd2#
- 1...Qxb1!
- 1...Kd4
- 1.Qd2?
- threat
- 2.Sxa1#
- 2.Qd3#
- 2.Qd5#
- 1...Qxb1
- 2.Qd3#
- 2.Qd5#
- 1...Bxc7
- 2.Qe3#
- 2.Qd4#
- 1...bxc4
- 2.Sxa1#
- 1...f1Q
- 2.Qd3#
- 2.Qd5#
- 1...f1R
- 2.Qd3#
- 2.Qd5#
- 1...Qa3
- 2.Sxa3#
- 2.Qd5#
- 1...Qa2
- 2.Qd3#
- 2.Qd5#
- 1...Qa4
- 2.Qd3#
- 2.Qd5#
- 1...Qa5
- 2.Sa1#
- 2.Se1#
- 2.Sa3#
- 2.Se3#
- 2.Sb4#
- 2.Sd4#
- 2.Qd3#
- 2.Qd5#
- 1...Ra3
- 2.Qd5#
- 1...Re5
- 2.Sxa1#
- 2.Sd6#
- 1...Bd4
- 2.Sxa1#
- 2.Qd3#
- 2.Qxd4#
- 1...Sf4
- 2.Qxf4#
- 1...Rd8!
- threat
- 1.f6?
- threat
- 2.Sd6#
- 2.Qd5#
- 2.Qf5#
- 2.Qg6#
- 1...Bxc7
- 2.Sc5#
- 2.Qe3#
- 2.Qf5#
- 1...bxc4
- 2.Sd6#
- 2.Qf5#
- 1...f1Q
- 2.Sd6#
- 2.Qd5#
- 1...f1R
- 2.Sd6#
- 2.Qd5#
- 1...Qa3
- 2.Qd5#
- 2.Qf5#
- 2.Qg6#
- 1...Re5
- 2.Sd6#
- 2.Qxe5#
- 1...Re6
- 2.Qd5#
- 2.Qf5#
- 2.Qg6#
- 1...Rd8
- 2.Qe5#
- 2.Qf5#
- 2.Qg6#
- 1...Rg8
- 2.Sd6#
- 2.Qd5#
- 2.Qe5#
- 2.Qf5#
- 1...Be3
- 2.Qxe3#
- 2.Qd5#
- 2.Qf5#
- 2.Qg6#
- 1...Bd4
- 2.Sxa1#
- 2.Qd5#
- 2.Qf5#
- 2.Qg6#
- 1...Ba5
- 2.Sc5#
- 2.Qe3#
- 2.Qd5#
- 2.Qf5#
- 2.Qg6#
- 1...Bc5
- 2.Sxc5#
- 2.Qd5#
- 2.Qf5#
- 2.Qg6#
- 1...Sf4
- 2.Sd6#
- 2.Qxf4#
- 2.Qf5#
- 1...Sxg5!
- threat
- 1.Sa3+?
- Keys
- 1.Qf6!
- threat
- 2.Qc6#
- 1...Bxc7
- 2.Qd4#
- 1...Re5
- 2.Qxe5#
- 1...Re6
- 2.Qxe6#
- 1...Rd8
- 2.Qe5#
- 2.Qe7#
- 2.Qe6#
- 1...Be3
- 2.Sxa1#
- 1...Bd4
- 2.Qxd4#
- 1...Ba5
- 2.Sc5#
- 2.Qd4#
- 1...Bc5
- 2.Sxc5#
- 1...Sf4
- 2.Sd6#
- threat
- 1.Qf6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 5
- ADDED MATES = 1
- REMOVED MATES = 9
- Sets
- R(j);SBLOCK::S(J)
- R(j);N_GUARD::QAR(H),XR(j)
- R(j);N_GUARD::QAR(H)
- R(j);N_GUARD,P_PINP(I)::QAR(H)
- B(h);N_GUARD::QAR1(H),XB(h)
- B(h);SBLOCK::B(A)+S(B),XQ(a)
- B(h);N_GUARD::S(J),XB(h)
- B(h);N_GUARD,XB(K)::QAR1(H)
- S(d);N_GUARD::QAR1(H)
- S(d);N_GUARD::QAR1(H),XS(d)
- Tries
- Try
- S(B);CHECK
- Vars
- K(e);P-FLIGHT::QAR2(H)
- Refutation
- Q(a);XB(A)
- Try
- Q(H);
- Threat
- DUALS(3)
- Vars
- P(f);XP(D)::B(A)+S(B),XQ(a)
- R(g);::QAB1(H)
- S(d);N_GUARD::QAR1(H),XS(d)
- Refutation
- R(j);
- Try
- P(G);
- Threat
- DUALS(4)
- Refutation
- S(d);XQ(H)
- Try
- Actual
- Q(H);
- Threat
- QAB(H)
- Vars
- B(h);N_GUARD,XB(K)::QAR1(H)
- R(j);N_GUARD::QAR1(H),XR(j)
- R(j);N_GUARD::QAR2(H),XR(j)
- B(h);SBLOCK::B(A)+S(B),XQ(a)
- B(h);N_GUARD::QAR1(H),XB(h)
- B(h);N_GUARD::S(J),XB(h)
- S(d);SBLOCK::S(J)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
CSS/Javascript (jQuery, Bootstrap & DataTables).